House Windowfly

House Windowfly - Scenopinus fenestralis

Description

A small, black fly with dull orange legs. The head has a semicircular outline with large eyes.

Similar Species

Scenopinus niger

Identification difficulty
Recording advice

A quality photo is generally required.

Habitat

The fly is most commonly encountered in houses around windows.

When to see it

Adults may be found indoors from spring onwards, peaking around June to August.

Life History

Larvae of the fly are predators of carpet beetles and other household pests.

See also 'Further Information' link below

UK Status

Widespread in the southern half of Britain, although it seems to be a decling species.

VC55 Status

Uncommon or under-recorded in Leicestershire and Rutland. The Scalford record of 22 April 2019 is the first for our area since 1992.

Leicestershire & Rutland Map

MAP KEY:

Yellow squares = NBN records (all known data)
Coloured circles = NatureSpot records: 2025+ | 2020-2024 | pre-2020

UK Map

Additional images

All NatureSpot records